Petrophysical properties of deep Longmaxi Formation shales in the southern Sichuan Basin, SW China
XU Zhonghua,ZHENG Majia,LIU Zhonghua,DENG Jixin,LI Xizhe,GUO Wei,LI Jing,WANG Nan,ZHANG Xiaowei,GUO Xiaolong
Fig. 14. Relationships between hardness and TOC
(a), quartz content (b), clay content (c), and calcite content (d) of the shale samples.